<template>
  <div class="app-container">
    <el-card class="box-card">
      <el-form :model="queryParams" ref="queryForm" :inline="true" v-show="showSearch" label-width="82px">
        <el-form-item label="数据库名称" prop="name">
          <el-input
            v-model="queryParams.name"
            placeholder="请输入数据库名称"
            clearable
            size="small"
            style="width: 240px"
            @keyup.enter.native="handleQuery"
          />
        </el-form-item>
        <el-form-item label="数据库类型" prop="driverClassName">
          <el-select v-model="queryParams.driverClassName" placeholder="数据库类型" clearable size="small">
            <el-option
              v-for="dict in typeOptions"
              :key="dict.value"
              :label="dict.label"
              :value="dict.value"
            />
          </el-select>
        </el-form-item>
        <el-form-item label="创建时间">
          <el-date-picker
            v-model="dateRange"
            size="small"
            style="width: 240px"
            value-format="yyyy-MM-dd"
            type="daterange"
            range-separator="-"
            start-placeholder="开始日期"
            end-placeholder="结束日期"
          ></el-date-picker>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
          <el-button icon="el-icon-refresh-right" size="mini" @click="resetQuery">重置</el-button>
        </el-form-item>
      </el-form>

      <el-row :gutter="10" class="mb8">
        <el-col :span="1.5">
          <el-button
            type="primary"
            icon="el-icon-plus"
            size="mini"
            @click="handleAdd"
            v-hasPerm="['datasource_add']"
          >新增
          </el-button>
        </el-col>
        <el-col :span="1.5">
          <el-button
            type="success"
            icon="el-icon-edit"
            size="mini"
            :disabled="single"
            @click="handleEdit"
            v-hasPerm="['datasource_edit']"
          >修改
          </el-button>
        </el-col>
        <el-col :span="1.5">
          <el-button
            type="danger"
            icon="el-icon-delete"
            size="mini"
            :disabled="multiple"
            @click="handleDel"
            v-hasPerm="['datasource_del']"
          >删除
          </el-button>
        </el-col>
        <div class="top-right-btn">
          <el-tooltip class="item" effect="dark" content="刷新" placement="top">
            <el-button size="mini" circle icon="el-icon-refresh" @click="handleQuery"/>
          </el-tooltip>
          <el-tooltip class="item" effect="dark" :content="showSearch ? '隐藏搜索' : '显示搜索'" placement="top">
            <el-button size="mini" circle icon="el-icon-search" @click="showSearch=!showSearch"/>
          </el-tooltip>
        </div>
      </el-row>

      <el-table v-loading="loading" :data="datasourceList" border @selection-change="handleSelectionChange">
        <el-table-column type="selection" width="55" align="center"/>
        <el-table-column label="数据库编号" align="center" prop="id"/>
        <el-table-column label="数据库名称" align="center" prop="name" :show-overflow-tooltip="true"/>
        <el-table-column label="数据库类型" align="center" prop="driverClassName" :formatter="typeFormat"/>
        <el-table-column label="jdbcurl" align="center" prop="url" :show-overflow-tooltip="true"/>
        <el-table-column label="用户名" align="center" prop="username"/>
        <el-table-column label="密码" align="center" prop="password" :show-overflow-tooltip="true"/>
        <el-table-column label="创建时间" align="center" prop="createTime" width="180">
          <template slot-scope="scope">
            <span>{{ parseTime(scope.row.createTime) }}</span>
          </template>
        </el-table-column>
        <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
          <template slot-scope="scope">
            <el-button
              size="mini"
              type="text"
              icon="el-icon-edit"
              @click="handleEdit(scope.row)"
              v-hasPerm="['datasource_edit']"
            >修改
            </el-button>
            <el-button
              size="mini"
              type="text"
              icon="el-icon-delete"
              @click="handleDel(scope.row)"
              v-hasPerm="['datasource_del']"
            >删除
            </el-button>
          </template>
        </el-table-column>
      </el-table>

      <pagination
        v-show="total>0"
        :total="total"
        :page.sync="queryParams.current"
        :limit.sync="queryParams.size"
        @pagination="getList"
      />
    </el-card>
    <!-- 添加或修改数据库配置对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="600px">
      <el-form ref="form" :model="form" :rules="rules" label-width="95px">
        <el-form-item label="数据库名称" prop="name">
          <el-input v-model="form.name" placeholder="请输入数据库名称"/>
        </el-form-item>
        <el-form-item label="数据类型" prop="driverClassName">
          <el-radio-group v-model="form.driverClassName">
            <el-radio
              v-for="dict in typeOptions"
              :key="dict.value"
              :label="dict.value"
            >{{dict.label}}
            </el-radio>
          </el-radio-group>
        </el-form-item>
        <el-form-item label="jdbcurl" prop="url">
          <el-input v-model="form.url" type="textarea" rows="5" placeholder="请输入jdbcurl"/>
        </el-form-item>
        <el-form-item label="用户名" prop="username">
          <el-input v-model="form.username" placeholder="请输入用户名"/>
        </el-form-item>
        <el-form-item label="密码" prop="password">
          <el-input v-model="form.password" placeholder="请输入密码"/>
        </el-form-item>
        <el-form-item label="备注" prop="remarks">
          <el-input v-model="form.remarks" type="textarea" placeholder="请输入备注"/>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
  import {listDatasource, getDatasource, delDatasource, addDatasource, editDatasource} from "@/api/toolkit/datasource";

  export default {
    name: "Datasource",
    data() {
      return {
        // 遮罩层
        loading: true,
        // 选中数组
        ids: [],
        // 非单个禁用
        single: true,
        // 非多个禁用
        multiple: true,
        // 总条数
        total: 0,
        // 数据库表格数据
        datasourceList: [],
        // 弹出层标题
        title: "",
        // 是否显示弹出层
        open: false,
        // 类型数据字典
        typeOptions: [],
        // 日期范围
        dateRange: [],
        // 查询数据库
        queryParams: {
          current: 1,
          size: 10,
          name: undefined,
          driverClassName: undefined
        },
        // 显示搜索条件
        showSearch: true,
        // 表单数据库
        form: {},
        // 表单校验
        rules: {
          name: [
            {required: true, message: "数据库名不能为空", trigger: "blur"}
          ],
          url: [
            {required: true, message: "jdbcurl不能为空", trigger: "blur"}
          ],
          username: [
            {required: true, message: "用户名不能为空", trigger: "blur"}
          ],
          password: [
            {required: true, message: "密码不能为空", trigger: "blur"}
          ]
        }
      };
    },
    created() {
      this.getList();
      this.getDicts("datasource_type").then(response => {
        this.typeOptions = response.data;
      });
    },
    methods: {
      /** 查询数据库列表 */
      getList() {
        this.loading = true;
        listDatasource(this.addDateRange(this.queryParams, this.dateRange)).then(response => {
            this.datasourceList = response.data;
            this.total = response.total;
            this.loading = false;
          }
        );
      },
      // 数据库数据类型字典翻译
      typeFormat(row, column) {
        return this.selectDictLabel(this.typeOptions, row.driverClassName);
      },
      // 取消按钮
      cancel() {
        this.open = false;
        this.reset();
      },
      // 表单重置
      reset() {
        this.form = {
          id: undefined,
          name: undefined,
          driverClassName: "0",
          url: undefined,
          username: undefined,
          password: undefined,
          remarks: undefined
        };
        this.resetForm("form");
      },
      /** 搜索按钮操作 */
      handleQuery() {
        this.queryParams.current = 1;
        this.getList();
      },
      /** 重置按钮操作 */
      resetQuery() {
        this.dateRange = [];
        this.resetForm("queryForm");
      },
      /** 新增按钮操作 */
      handleAdd() {
        this.reset();
        this.open = true;
        this.title = "添加数据库";
      },
      // 多选框选中数据
      handleSelectionChange(selection) {
        this.ids = selection.map(item => item.id)
        this.single = selection.length != 1
        this.multiple = !selection.length
      },
      /** 修改按钮操作 */
      handleEdit(row) {
        this.reset();
        const id = row.id || this.ids
        getDatasource(id).then(response => {
          this.form = response.data;
          this.open = true;
          this.title = "修改数据库";
        });
      },
      /** 提交按钮 */
      submitForm: function () {
        this.$refs["form"].validate(valid => {
          if (valid) {
            if (this.form.id != undefined) {
              editDatasource(this.form).then(response => {
                if (response.code === 0) {
                  this.msgSuccess("修改成功");
                  this.open = false;
                  this.getList();
                } else {
                  this.msgError(response.msg);
                }
              });
            } else {
              addDatasource(this.form).then(response => {
                if (response.code === 0) {
                  this.msgSuccess("新增成功");
                  this.open = false;
                  this.getList();
                } else {
                  this.msgError(response.msg);
                }
              });
            }
          }
        });
      },
      /** 删除按钮操作 */
      handleDel(row) {
        const ids = row.id || this.ids;
        this.$confirm('是否确认删除数据库编号为"' + ids + '"的数据项?', "警告", {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning"
        }).then(function () {
          return delDatasource(ids);
        }).then(() => {
          this.getList();
          this.msgSuccess("删除成功");
        }).catch(function () {
        });
      }
    }
  };
</script>
